US10206656B2 - Ultrasonic diagnostic apparatus and control program thereof - Google Patents

Ultrasonic diagnostic apparatus and control program thereof Download PDF

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US10206656B2
US10206656B2 US14/766,360 US201414766360A US10206656B2 US 10206656 B2 US10206656 B2 US 10206656B2 US 201414766360 A US201414766360 A US 201414766360A US 10206656 B2 US10206656 B2 US 10206656B2
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biopsy
ultrasonic
received ultrasonic
display mode
received
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US20150366537A1 (en
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Hiroshi Hashimoto
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GE Medical Systems Global Technology Co LLC
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GE Medical Systems Global Technology Co LLC
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
    • A61B8/4416—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to combined acquisition of different diagnostic modalities, e.g. combination of ultrasound and X-ray acquisitions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
    • A61B8/0833—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving detecting or locating foreign bodies or organic structures
    • A61B8/0841—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving detecting or locating foreign bodies or organic structures for locating instruments
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/13—Tomography
    • A61B8/14—Echo-tomography
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/44—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device
    • A61B8/4444—Constructional features of the ultrasonic, sonic or infrasonic diagnostic device related to the probe
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • A61B8/46—Ultrasonic, sonic or infrasonic diagnostic devices with special arrangements for interfacing with the operator or the patient
    • A61B8/461—Displaying means of special interest
    • A61B8/463—Displaying means of special interest characterised by displaying multiple images or images and diagnostic data on one display

Definitions

  • Embodiments of the present invention relate to an ultrasonic diagnostic apparatus that displays an image in a display mode corresponding to an angle between the beam direction of a received ultrasonic beam and a predetermined insertion path of a biopsy needle to be inserted into a subject, and a control program thereof.
  • An ultrasonic diagnostic apparatus can display an ultrasonic image of a subject in real time.
  • An ultrasonic image obtained in real time allows confirmation of the position of a biopsy needle inserted into the subject.
  • Patent Document 1 describes an ultrasonic diagnostic apparatus designed to easily distinguish a biopsy needle inserted into a subject from a body tissue.
  • an ultrasonic beam is deflected substantially perpendicularly to the insertion path of the biopsy needle.
  • Patent Document 1 JP-A No. 2004-208859
  • the ultrasonic diagnostic apparatus described in Patent Document 1 displays a composite image of an ultrasonic image obtained based on an ultrasonic beam deflected substantially perpendicularly to an insertion path and an ultrasonic image obtained based on an ordinary ultrasonic beam.
  • a part containing the ultrasonic image obtained based on the deflected ultrasonic beam clearly displays a biopsy needle, whereas the biopsy needle is less clearly displayed in a part only containing the ultrasonic image obtained by the ordinary ultrasonic beam, that is, a part not containing the ultrasonic image obtained based on the deflected ultrasonic beam as compared with the part containing the ultrasonic image obtained based on the deflected ultrasonic beam.
  • the biopsy needle in an ultrasonic image is viewed in various ways according to an angle between the beam direction of an ultrasonic beam and the biopsy needle. If an ultrasonic image contains a part clearly displaying the biopsy needle and a part unclearly displaying the biopsy needle, an operator may recognize that the biopsy needle in the unclear part has only reached the clear part. This leads to the need to identify the angle of an ultrasonic beam with respect to the biopsy needle.
  • an ultrasonic beam is formed only in one direction, it is required to select a beam direction of clearly displaying the biopsy needle in an ultrasonic image before the biopsy needle is inserted.
  • An embodiment of the present invention provides an ultrasonic diagnostic apparatus characterized by including a received beam forming unit that forms received ultrasonic beams based on the echo signals of ultrasonic waves transmitted into a subject; and a display control unit that displays, in an ultrasonic image formed based on the received ultrasonic beams, an image in a display mode corresponding to an angle between the beam direction of the received ultrasonic beam and the predetermined biopsy path of a biopsy needle to be inserted into the subject.
  • an image is displayed, in the ultrasonic image, in a display mode corresponding to an angle between the beam direction of the received ultrasonic beam and the predetermined biopsy path of the biopsy needle to be inserted into the subject.
  • the angle of the received ultrasonic beam can be easily recognized with respect to the predetermined biopsy path of the biopsy needle with reference to the image.
  • FIG. 1 is a block diagram schematically illustrating a configuration example of an embodiment of an ultrasonic diagnostic apparatus according to the present invention.
  • FIG. 2 is a diagram illustrating a display unit that displays a B-mode image and a biopsy guide line.
  • FIG. 3 is an explanatory drawing of an angle between a predetermined biopsy path and a transmitted/received ultrasonic beam.
  • FIG. 4 is an enlarged view of the biopsy guide line.
  • FIG. 5 is an enlarged view of another example of the biopsy guide line.
  • FIG. 6 is an enlarged view of still another example of the biopsy guide line.
  • FIG. 7 is a diagram illustrating the beam direction of transmitted/received ultrasonic beams according to a second embodiment.
  • FIG. 8 is a diagram illustrating the beam direction of other transmitted/received ultrasonic beams according to the second embodiment.
  • FIG. 9 is a diagram illustrating the beam direction of other transmitted/received ultrasonic beams according to the second embodiment.
  • FIG. 10 is a diagram of a display unit that displays a composite image.
  • FIG. 11 is a diagram of a display unit according to a first modification of the second embodiment.
  • FIG. 12 is a diagram of a display unit according to a second modification of the second embodiment.
  • FIG. 13 is a diagram of a display unit according to a third modification of the second embodiment.
  • FIG. 14 is a diagram of a display unit that displays a B-mode image according to a third embodiment.
  • FIG. 15 is a diagram of a display unit that displays another B-mode image according to the third embodiment.
  • FIG. 16 is a diagram of a display unit that displays still another B-mode image according to the third embodiment.
  • FIG. 17 is a diagram of a display unit that displays a B-mode image according to a modification of the third embodiment.
  • FIG. 18 is a diagram of a display unit that displays still another B-mode image according to the third embodiment.
  • FIG. 19 is a diagram of a display unit that displays still another B-mode image according to the third embodiment.
  • An ultrasonic diagnostic apparatus 1 in FIG. 1 includes an ultrasonic probe 2 , a transmit/receive beamformer 3 , an echo data processing unit 4 , a display control unit 5 , a display unit 6 , an operation unit 7 , a control unit 8 , and a storage 9 .
  • the ultrasonic probe 2 includes a plurality of ultrasonic transducers disposed in an array.
  • the ultrasonic transducer transmits an ultrasonic wave to a subject and receives the echo signal of the ultrasonic wave.
  • the ultrasonic probe 2 is a convex ultrasonic probe 2 .
  • the ultrasonic probe 2 may be a sector ultrasonic probe.
  • a biopsy guide attachment 10 is detachably attached near an ultrasonic irradiation surface 2 a of the ultrasonic probe 2 .
  • a biopsy needle 11 is attached to the biopsy guide attachment 10 so as to move forward and backward.
  • the biopsy needle 11 is inserted into a guide hole (not shown) provided on the biopsy guide attachment 10 , so that the biopsy needle 11 is attached to the biopsy guide attachment 10 .
  • a plurality of guide holes may be provided.
  • the biopsy needle 11 may be inserted into the guide holes at different angles with respect to the subject.
  • the biopsy needle 11 attached to the biopsy guide attachment 10 is located on one end of the ultrasonic probe 2 in the azimuth direction (x axis direction in FIG. 1 ); meanwhile, the biopsy guide attachment 10 is mounted on the ultrasonic probe 2 .
  • the biopsy needle 11 attached to the ultrasonic probe 2 via the biopsy guide attachment 10 can move forward and backward along the transmit/receive surface (scanning surface) of ultrasonic waves.
  • the transmit/receive beamformer 3 forms a transmitted/received ultrasonic beam (beam forming function).
  • the transmitted/received ultrasonic beam is a concept including a transmitted ultrasonic beam and a received ultrasonic beam.
  • the transmit/receive beamformer 3 feeds a signal for transmitting a transmitted ultrasonic beam of a predetermined transmission parameter from the ultrasonic probe 2 , to the ultrasonic probe 2 based on a control signal from the control unit 8 .
  • the transmit/receive beamformer 3 performs signal processing such as A/D conversion and delayed addition and signal processing for amplification with a predetermined gain on an echo signal received by the ultrasonic probe 2 , forming a received ultrasonic beam.
  • the transmit/receive beamformer 3 is an exemplary embodiment of a received beam forming unit according to the present invention.
  • the beam forming function is an exemplary embodiment of a received beam forming function according to the present invention.
  • the transmit/receive beamformer 3 outputs echo data to the echo data processing unit 4 after the signal processing.
  • the echo data processing unit 4 performs processing for creating ultrasonic images on the echo data outputted from the transmit/receive beamformer 3 .
  • the echo data processing unit 4 generates B-mode data by performing B-mode processing including logarithmic compression and envelope demodulation.
  • the display control unit 5 performs a display control function. Specifically, the display control unit 5 creates B-mode image data by performing scan conversion on the B-mode data with a scan converter. The display control unit 5 displays a B-mode image on the display unit 6 based on the B-mode image data.
  • the B-mode image is an exemplary embodiment of an ultrasonic image according to the present invention.
  • the display control unit 5 displays a biopsy guide line GL, which indicates a predetermined insertion path of the biopsy needle 11 , in a B-mode image BI displayed on the display unit 6 .
  • the biopsy guide line GL indicates an insertion path when the biopsy needle 11 is inserted into a subject by means of the biopsy guide attachment 10 .
  • the storage 9 stores the position of the biopsy guide line GL in the B-mode image BI according to the type of biopsy guide attachment 10 and the position of a guide hole for inserting the biopsy needle 11 on the biopsy guide attachment 10 .
  • the biopsy guide line GL is displayed in a display mode corresponding to an angle between the biopsy guide line GL and a transmitted/received ultrasonic beam, which will be specifically described later.
  • the display control unit 5 is an exemplary embodiment of a display control unit according to the present invention.
  • the biopsy guide line GL is an exemplary embodiment of an image having a display mode corresponding to an angle between the beam direction of a received ultrasonic beam and the predetermined insertion path of the biopsy needle to be inserted into a subject.
  • the display unit 6 is, for example, an LCD (Liquid Crystal Display) or a CRT (Cathode Ray Tube).
  • the operation unit 7 includes a keyboard and a pointing device (not shown) that allow an operator to input instructions and information.
  • the control unit 8 is a CPU (CentRal Processing Unit) that reads a control program stored in the storage 9 and performs the functions of the units of the ultrasonic diagnostic apparatus 1 , for example, the beam forming function and the display control function.
  • CPU Central Processing Unit
  • the storage 9 is, for example, an HDD (Hard Disk Drive) or a semiconductor memory.
  • the operations of the ultrasonic diagnostic apparatus 1 will be described below.
  • the operator transmits and receives ultrasonic waves through the ultrasonic probe 2 to display the B-mode image BI on the display unit 6 .
  • the operator enters an input through the operation unit 7 to select the type of biopsy guide attachment 10 and a guide hole for inserting the biopsy needle 11 . This entry specifies the biopsy guide line GL and causes the display control unit 5 to display the biopsy guide line GL on the B-mode image BI.
  • reference character gl denotes the predetermined biopsy path
  • reference character BM denotes transmitted/received ultrasonic beams.
  • the ultrasonic probe 2 sequentially transmits and receives ultrasonic waves according to sound rays, sequentially forming the transmitted/received ultrasonic beams BM.
  • the transmitted/received ultrasonic beams BM and the predetermined biopsy path gl form different angles ⁇ (the sign is omitted). The angles are defined as ⁇ 90°.
  • FIG. 3 illustrates only some of the transmitted/received ultrasonic beams BM.
  • the biopsy guide line GL is displayed in a display mode corresponding to the angle ⁇ .
  • the display control unit 5 determines the angle ⁇ based on the position of the received ultrasonic beam BM in the B-mode image BI and the position of the predetermined biopsy path of the biopsy needle 11 .
  • the biopsy guide line GL is indicated by a broken line. As illustrated in the enlarged view of FIG. 4 , the biopsy guide line GL increases in width with the angle ⁇ .
  • the biopsy guide line GL includes a first portion P 1 , a second portion P 2 , a third portion P 3 , a fourth portion P 4 , and a fifth portion P 5 .
  • the first portion P 1 has the largest width
  • the second portion P 2 and the third portion P 3 equally have the second largest width.
  • the fourth portion P 4 has the third largest width while and the fifth portion P 5 has the smallest width.
  • the angle ⁇ is about 90° on the first portion P 1 .
  • the angle ⁇ on the first portion P 1 is expressed as 90 ⁇ 90.
  • a is set such that the angle ⁇ allows an operator to clearly recognize the biopsy needle 11 in the B-mode image BI (for example, ⁇ 0.5°).
  • the angle ⁇ on the second portion P 2 and the third portion P 3 is expressed as 90 ⁇ 90 ⁇ ( ⁇ ).
  • the angle ⁇ on the fourth portion P 4 is expressed as 90 ⁇ 90 ⁇ ( ⁇ ).
  • the angle ⁇ on the fifth portion P 5 is expressed as 90 ⁇ 90 ⁇ ( ⁇ ).
  • the biopsy needle 11 is clearly displayed in the B-mode image BI. As the angle ⁇ decreases from 90°, the biopsy needle 11 becomes more unclear in the B-mode image BI.
  • the angle of the transmitted/received ultrasonic beam BM can be easily identified relative to the predetermined biopsy path gl of the biopsy needle 11 .
  • a fine pattern on the biopsy guide line GL allows an operator to observe the B-mode image BI in consideration of the unclearly displayed biopsy needle 11 in the B-mode image BI.
  • the biopsy needle 11 can be observed in consideration of how the biopsy needle 11 is displayed according to the angle ⁇ , allowing the operator to easily confirm whether the biopsy needle 11 has reached a point or not.
  • the display modes of the biopsy guide line GL are not limited to those of FIG. 4 as long as the biopsy guide line GL partially varies in display mode according to the angle ⁇ .
  • the biopsy guide line GL may be represented as a solid line and kinds of broken lines.
  • the first portion P 1 is expressed as a solid line
  • the second portion P 2 , the third portion P 3 , the fourth portion P 4 , and the fifth portion P 5 are expressed as different types of broken lines that depend upon the angle ⁇ .
  • the first portion and other portions (the second portion P 2 to the fifth portion P 5 ) of the biopsy guide line GL may be displayed in different display modes.
  • the first portion P 1 is different in width from the second portion P 2 to the fifth portion P 5 . Since the first portion P 1 and other portions of the biopsy guide line GL are displayed in different display modes, a portion where the angle ⁇ is about 90° can be distinguished from other portions.
  • an operator can observe the B-mode image BI in consideration of a part containing the unclearly displayed biopsy needle 11 in the B-mode image BI.
  • the biopsy guide line GL is displayed in different display modes in the four ranges of 90 ⁇ 90, 90 ⁇ 90 ⁇ , 90 ⁇ 90 ⁇ , and 90 ⁇ 90 ⁇ .
  • the angle ⁇ in different display modes is not limited to these ranges.
  • the biopsy guide line GL may be displayed in different display modes for the respective degrees of the angle ⁇ .
  • An ultrasonic diagnostic apparatus 1 of the present embodiment is identical in configuration to that of the first embodiment.
  • the ultrasonic probe 2 of the present embodiment is a linear ultrasonic probe.
  • transmitted/received ultrasonic beams in multiple directions are formed and then a composite ultrasonic image is obtained based on the transmitted/received ultrasonic beams.
  • transmitted/received ultrasonic beams BM 1 to BM 3 are formed in three directions. Specifically, the transmitted/received ultrasonic beams BM 1 in FIG. 7 are perpendicular to an irradiation surface 2 a of the ultrasonic probe 2 .
  • An angle ⁇ between the transmitted/received ultrasonic beams BM 2 and the predetermined biopsy path gl of the biopsy needle 11 is about 90°, whereas an angle ⁇ between the transmitted/received ultrasonic beams BM 1 and BM 3 and the predetermined biopsy path gl is smaller than 90°.
  • the ultrasonic probe 2 transmits and receives ultrasonic waves for forming the transmitted/received ultrasonic beams BM 1 and then transmits and receives ultrasonic waves for forming the transmitted/received ultrasonic beams BM 2 . After that, the ultrasonic probe 2 transmits and receives ultrasonic waves for forming the transmitted/received ultrasonic beams BM 3 .
  • the display control unit 5 adds up a B-mode image BI 1 based on the transmitted/received ultrasonic beams BM 1 , a B-mode image BI 2 based on the transmitted/received ultrasonic beams BM 2 , and a B-mode image BI 3 based on the transmitted/received ultrasonic beams BM 3 to obtain a composite image BIadd that is displayed on the display unit 6 as shown in FIG. 10 .
  • the edges of the B-mode images BI 1 to BI 3 are illustrated for the sake of explanation but are not displayed in the actual composite image BIadd.
  • the display control unit 5 displays a biopsy guide line GL in the composite image BIadd displayed on the display unit 6 . Also in the present embodiment, an operator's input through the operation unit 7 displays the biopsy guide line GL.
  • the biopsy guide line GL is displayed in a display mode corresponding to an angle ⁇ between a transmitted/received ultrasonic beam BM and the predetermined biopsy path gl (biopsy guide line GL).
  • the biopsy guide line GL is expressed as different broken lines in an area Ra containing the formed transmitted/received ultrasonic beams BM 2 and an area Rb other than the area Ra.
  • the area Ra containing the transmitted/received ultrasonic beams BM 2 includes a composite area of a part of the B-mode image BI 2 and a part of the B-mode image BI 1 and an area only including the B-mode image BI 2 (parallelogram area).
  • the angle ⁇ between the transmitted/received ultrasonic beam BM 2 and the biopsy guide line GL is about 90°, which clearly displays the biopsy needle 11 in the composite image BIadd.
  • the area Rb other than the area containing the formed transmitted/received ultrasonic beams BM 2 that is, an area only containing the transmitted/received ultrasonic beams BM 1 , an area containing the transmitted/received ultrasonic beams BM 1 and BM 3 , and an area containing the ultrasonic beams BM 3 are an area only containing the B-mode image BI 1 , a composite area of the B-mode image BI 1 and the B-mode image B 13 , and an area containing only the B-mode image BI 3 (triangular area).
  • the angle ⁇ For a part containing the transmitted/received ultrasonic beams BM, for example, a larger angle is used as the angle ⁇ .
  • an angle between the transmitted/received ultrasonic beam BM 2 and the predetermined biopsy path gl is larger than an angle between the transmitted/received ultrasonic beam BM 1 and the predetermined biopsy path gl.
  • the display mode of the biopsy guide line GL in the area Ra is determined by the angle ⁇ that is an angle between the transmitted/received ultrasonic beam BM 2 and the predetermined biopsy path gl.
  • the biopsy guide line GL in the area with the angle ⁇ of about 90° is displayed in a different display mode from the other area.
  • a B-mode image BI can be observed in consideration of a part where the biopsy needle 11 is unclearly displayed in the B-mode image BI.
  • the display control unit 5 displays an edge OL, which defines the area Ra containing the received ultrasonic beams BM 2 , on the display unit 6 .
  • the edge OL is an exemplary embodiment of an area defining image that indicates the area of received ultrasonic beams formed in the same direction.
  • the area containing the transmitted/received ultrasonic beams BM perpendicular to the predetermined biopsy path gl of the biopsy needle 11 in the B-mode image BI can be distinguished from the other area by the edge OL. This allows an operator to observe the B-mode image BI in consideration of a part where the biopsy needle 11 is clearly displayed and a part where the biopsy needle 11 is unclearly displayed.
  • the edge OL may be displayed on the area Rb instead of the area Ra.
  • the edge OL on the area Rb is not particularly illustrated.
  • the edge OL displayed on the area Rb allows an operator to distinguish an area containing the transmitted/received ultrasonic beams BM perpendicular to the predetermined biopsy path gl of the biopsy needle 11 from the other area.
  • the biopsy guide line GL in the area Ra containing the transmitted/received ultrasonic beams BM 2 is displayed in a different display mode from the other area Rb.
  • the biopsy guide line GL in an area Rb 1 is displayed in a different display mode from an area Rb 2 .
  • the biopsy guide line GL is indicated by different kinds of broken lines in the area Ra, the area Rb 1 , and the area Rb 2 .
  • the area Rb 1 in the area Rb contains the transmitted/received ultrasonic beams BM 1 .
  • the area Rb 1 includes an area containing only the B-mode image BI 1 and a composite area of the B-mode image BI 1 and the B-mode image BI 3 .
  • the area Rb 2 in the area Rb only contains the transmitted/received ultrasonic beams BM 3 .
  • the area Rb 2 only includes the B-mode image BI 3 .
  • the biopsy guide line GL is indicated by three kinds of broken lines and partially varies in display mode according to the angle ⁇ . This allows an operator to observe the biopsy needle 11 in consideration of how the biopsy needle 11 is displayed according to the angle ⁇ .
  • a third modification will be described below.
  • an edge OLa on the area Ra an edge OLb 1 on the area Rb 1 , and an edge OLb 2 on the area Rb 2 are displayed.
  • the edges OLa, OLb 1 , and OLb 2 are displayed in different display modes.
  • the edge OLa is indicated by a solid line in FIG. 13 .
  • the edges OLb 1 and OLb 2 are different kinds of broken lines.
  • edges OLa, OLb 1 , and OLb 2 are displayed in different display modes according to the angle ⁇ , allowing an operator to observe the biopsy needle 11 in consideration of how the biopsy needle 11 is displayed according to the angle ⁇ .
  • ultrasonic waves are transmitted and received by a linear ultrasonic probe to form the transmitted/received ultrasonic beams BM 1 to BM 3 .
  • a composite image BIadd of the B-mode images BI 1 to BI 3 is not created.
  • transmission and reception are switched among ultrasonic waves for forming the transmitted/received ultrasonic beams BM 1 , ultrasonic waves for forming the transmitted/received ultrasonic beams BM 2 , and ultrasonic waves for forming the transmitted/received ultrasonic beams BM 3 .
  • a B-mode image BI is displayed based on one of the transmitted/received ultrasonic beams BM 1 to BM 3 .
  • the transmitted/received ultrasonic beams BM 1 to BM 3 are switched based on an operator's input on the operation unit 7 .
  • a biopsy guide line GL is displayed in a display mode corresponding to the angle ⁇ in the B-mode images BI 1 to BI 3 .
  • the biopsy guide line GL is indicated by different kinds of broken lines according to the angle ⁇ .
  • an operator switches the beam directions of the transmitted/received ultrasonic beams BM to display one of the B-mode images BI 1 to BI 3 before inserting a biopsy needle 11 .
  • the biopsy guide line GL is displayed in a display mode corresponding to the angle ⁇ in the B-mode images BI 1 to BI 3 , allowing the operator to easily recognize a beam direction of most clearly displaying the biopsy needle 11 .
  • the operator can easily select the beam direction of most clearly displaying the biopsy needle 11 before the insertion of the biopsy needle 11 .
  • the beam direction of the transmitted/received ultrasonic beam BM 2 allows the biopsy needle 11 to be most clearly displayed.
  • the operator selects the beam direction of the transmitted/received ultrasonic beam BM 2 to display the B-mode image BI 2 , and then inserts the biopsy needle 11 .
  • the B-mode images BI 1 to BI 3 have edges OL 1 , OL 2 , and OL 3 that are displayed in display modes according to the angle ⁇ .
  • the edges OL 1 , OL 2 , and OL 3 are different kinds of broken lines.
  • the present invention was described with reference to the foregoing embodiments. As a matter of course, the present invention can be changed within the scope of the present invention.
  • the display modes of the biopsy guide line GL are not limited to those of the foregoing embodiments and may vary in color according to the angle ⁇ .
  • the edge OL may also vary in color according to the angle ⁇ .
  • the images of the area Ra and the areas Rb, Rb 1 , and Rb 2 are not limited to the edges OL, OLa, OLb 1 , and OLb 2 .
  • the area Ra and the areas Rb, Rb 1 , and Rb 2 may be colored. In this case, the areas vary in color according to the angle ⁇ . If the areas are colored, the areas are made transparent to the B-mode image BI on the background.
  • the angle ⁇ is formed between the beam direction of a received ultrasonic beam and the predetermined biopsy path gl.

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JP2013-021288 2013-02-06
JP2013021288A JP5908852B2 (ja) 2013-02-06 2013-02-06 超音波診断装置及びその制御プログラム
PCT/US2014/015020 WO2014124088A1 (fr) 2013-02-06 2014-02-06 Appareil de diagnostic ultrasonore et programme de commande associé

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US10206656B2 true US10206656B2 (en) 2019-02-19

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JP5908852B2 (ja) * 2013-02-06 2016-04-26 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー 超音波診断装置及びその制御プログラム
CN105943161A (zh) * 2016-06-04 2016-09-21 深圳市前海康启源科技有限公司 基于医疗机器人的手术导航系统及方法
WO2020002620A1 (fr) * 2018-06-29 2020-01-02 Koninklijke Philips N.V. Prédiction et guidage de biopsie avec imagerie ultrasonore ainsi que dispositifs, systèmes et procédés associés

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KR102221315B1 (ko) 2021-03-03
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CN104955401B (zh) 2017-12-05
JP2014150870A (ja) 2014-08-25

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